Endometriosis is known to cause intense pelvic and menstrual pain, and new research indicates it may also significantly increase the risk of ovarian cancer. Scientists have long suspected a connection between these two conditions. A study released last summer in JAMA reveals that women with severe endometriosis have nearly 10 times the risk of developing ovarian cancer compared to those without the condition. Overall, women with endometriosis face a 4.2
